diff --git a/lib/irrlicht/source/Irrlicht/COGLES2Driver.cpp b/lib/irrlicht/source/Irrlicht/COGLES2Driver.cpp
index af5bae0f6..dfc96b00e 100644
--- a/lib/irrlicht/source/Irrlicht/COGLES2Driver.cpp
+++ b/lib/irrlicht/source/Irrlicht/COGLES2Driver.cpp
@@ -2706,8 +2706,14 @@ namespace video
 	void COGLES2Driver::enableScissorTest(const core::rect<s32>& r)
 	{
 		glEnable(GL_SCISSOR_TEST);
-		glScissor(r.UpperLeftCorner.X, r.UpperLeftCorner.Y,
-			r.getWidth(), r.getHeight());
+		// The x​ and y​ is the window-space lower-left position of the scissor box,
+		// and width​ and height​ define the size of the rectangle.
+		s32 y = (s32)getCurrentRenderTargetSize().Height - r.LowerRightCorner.Y;
+			core::rect<s32> rect_reverse(r.UpperLeftCorner.X, y,
+			r.UpperLeftCorner.X + r.getWidth(),
+			y + r.getHeight());
+		glScissor(rect_reverse.UpperLeftCorner.X, rect_reverse.UpperLeftCorner.Y,
+			rect_reverse.getWidth(), rect_reverse.getHeight());
 	}
 
 	void COGLES2Driver::disableScissorTest()
diff --git a/lib/irrlicht/source/Irrlicht/COpenGLDriver.cpp b/lib/irrlicht/source/Irrlicht/COpenGLDriver.cpp
index 8d2f67a27..16ded9a90 100644
--- a/lib/irrlicht/source/Irrlicht/COpenGLDriver.cpp
+++ b/lib/irrlicht/source/Irrlicht/COpenGLDriver.cpp
@@ -4942,8 +4942,14 @@ GLenum COpenGLDriver::getZBufferBits() const
 void COpenGLDriver::enableScissorTest(const core::rect<s32>& r)
 {
 	glEnable(GL_SCISSOR_TEST);
-	glScissor(r.UpperLeftCorner.X, r.UpperLeftCorner.Y,
-		r.getWidth(), r.getHeight());
+	// The x​ and y​ is the window-space lower-left position of the scissor box,
+	// and width​ and height​ define the size of the rectangle.
+	s32 y = (s32)getCurrentRenderTargetSize().Height - r.LowerRightCorner.Y;
+		core::rect<s32> rect_reverse(r.UpperLeftCorner.X, y,
+		r.UpperLeftCorner.X + r.getWidth(),
+		y + r.getHeight());
+	glScissor(rect_reverse.UpperLeftCorner.X, rect_reverse.UpperLeftCorner.Y,
+		rect_reverse.getWidth(), rect_reverse.getHeight());
 }
 
 void COpenGLDriver::disableScissorTest()
diff --git a/src/font/font_drawer.cpp b/src/font/font_drawer.cpp
index debc2879f..bf4e2b644 100644
--- a/src/font/font_drawer.cpp
+++ b/src/font/font_drawer.cpp
@@ -164,15 +164,7 @@ void FontDrawer::draw()
     }
 
     if (g_clip)
-    {
-        const core::dimension2d<u32>& render_target_size =
-            irr_driver->getActualScreenSize();
-        s32 y = (s32)render_target_size.Height - g_clip->LowerRightCorner.Y;
-        core::rect<s32> r(g_clip->UpperLeftCorner.X, y,
-            g_clip->UpperLeftCorner.X + g_clip->getWidth(),
-            y + g_clip->getHeight());
-        irr_driver->getVideoDriver()->enableScissorTest(r);
-    }
+        irr_driver->getVideoDriver()->enableScissorTest(*g_clip);
     else
         irr_driver->getVideoDriver()->disableScissorTest();